US Bridges

Nfa A495 over Clear Creek

PoorPosted for load

Cocke County, Tennessee · 4.7 Mi.W.Of Greene Co.Ln. · Structure no. 15SR0350007

Built
1918
107 years old
Condition
Poor
inspected October 2024
Type
Arch - Deck
Concrete
Length
24 ft
1 main span
Daily traffic
2,010
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A495 over Clear Creek is a concrete arch - deck carrying Nfa A495 over Clear Creek in Cocke County, Tennessee. It was built in 1918, so it is 107 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,010 vehicles a day, roughly 5% of them trucks, projected to reach 3,216 by 2042. The structure is 24 ft (7.3 m) long and 22 ft wide. If it were closed, the detour would be 64 mi (103 km).

CarriesNfa A495
CrossesClear Creek
Location4.7 Mi.W.Of Greene Co.Ln.
RouteCounty Highway 495
Coordinates36.01295, -83.07169
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width22 ft (6.8 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,010 (2020)
Projected traffic3,216 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed64 mi (103 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$569,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A495 over Clear Creek built?

It was built in 1918, making it 107 years old in 2025.

What condition is Nfa A495 over Clear Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Nfa A495 over Clear Creek carry?

About 2,010 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Nfa A495 over Clear Creek?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 22 ft wide.

Who owns Nfa A495 over Clear Creek?

It is owned by the County Highway Agency.